INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '840c8a8e5094cf5377786050629dd7da9a92d31a075e8c09c774295096234be3', 
    'BqWSCEMfaIhdGvt3YpuBbFGfq5M6pQ6d7xYRG86ElUE=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00038

Result

int(1)